Founded in 2011, Clarke Valve provides high quality, API 641 and ISO 15848-1 certified industrial control valves to organizations worldwide. Using aerospace design principles, Clarke developed the Dilating Disk™ Valve, formerly known as the Shutter Valve™, a revolutionary control valve designed to be reliable and efficient while virtually eliminating fugitive emissions. The Dilating Disk™ Valve is the first control valve to achieve both API 641 and ISO 15848-1 certification, making it the world’s most compact, efficient, and environmentally responsible control valve. Clarke Valve technology is currently deployed in a diverse spectrum of markets, including oil and gas, aerospace, petrochemical, refining, power plants, and water management.